55402526562066 has 48 divisors (see below), whose sum is σ = 121171472243640. Its totient is φ = 18293442693120.

The previous prime is 55402526562017. The next prime is 55402526562079. The reversal of 55402526562066 is 66026562520455.

55402526562066 is a `hidden beast` number, since 5 + 5 + 4 + 0 + 2 + 5 + 2 + 6 + 5 + 620 + 6 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 45081220205025 + 10321306357041 = 6714255^2 + 3212679^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4412971 + ... + 11413998.

Almost surely, 2^{55402526562066} is an apocalyptic number.

55402526562066 is an abundant number, since it is smaller than the sum of its proper divisors (65768945681574).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55402526562066 is a wasteful number, since it uses less digits than its factorization.

55402526562066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15828811 (or 15828808 counting only the distinct ones).

The product of its (nonzero) digits is 25920000, while the sum is 54.

The spelling of 55402526562066 in words is "fifty-five trillion, four hundred two billion, five hundred twenty-six million, five hundred sixty-two thousand, sixty-six".